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  • 22-01-2021
  • Biology
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The mineral graphite is used in pencils. What is the characteristic that allows it to be used for this purpose? *

1 black streak
2 hardness of 1-2
3 both are correct

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ransi
ransi ransi
  • 22-01-2021
answer:
both

explanation:
the hardness is (1-2) very soft.
the colour is black (but it’s shiny lister may give it a silver appearance) , opaque
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